"purple dragon book" . . . "famous textbook" . . . "Compilers: Principles, Techniques, and Tools" . . "Dragon book" . . "Compilers: Principles, Techniques and Tools (2d Ed)" . . . "The Dragon Book" . "0-201-10088-6" . . . . "\\\"Dragon Book\\\"" . "QA76.76.C65 A37 1986" . "12285707" . "005.4/53 19" . "Compilers: Principles, Techniques, and Tools" . . . "Dragon Book" . . .